查询词典 powders

The influence of drying temperature on the performance of acrylate re-dispersible latex powders was investigated.

探讨了干燥温度对丙烯酸酯可再分散乳胶粉性能的影响。

Light yellow nitrogen-doped nano-TiO2 powders were prepared by directly calcining the mixture of anatase TiO2 powders and guanidine hydrochloride in the muffle furnace at different temperatures.

以锐钛矿相纳米TiO2粉体和盐酸胍的混合物为起始反应物，通过在不同温度条件下对反应物直接进行热处理制得了淡黄色的掺氮纳米TiO2粉体。

SiC 1. 12O 0. 12 ceramic powders were obtained by pyrolyzing the high2branched polycarbosilane .The oxidation behavior of the powders in the dried air was investigated by the thermal gravimet ric method.

以先驱体转化法制备的 SiCO 陶瓷粉体为原材料，采用热重法研究了粉体在干燥空气中的氧化性能。

There is no set formula for this which covers all time periods, as acceptable powder charge densities, the burn rate of powders, the chemical composition of powders, the amount of the charge's energy wasted as smoke, and other factors change as improvements are made over the years.

对于这些问题在任何时代都没有什么固定的规律可循，比如适当的装药量，火药的燃烧率，火药的化学成分，由于烟气造成的能量浪费，还有其他诸如火药性能的提高之类的因素。

Compared with non-pelletized SiC powders, the packing density of spray pelletized SiC powders increases about 30-50% and the angle of repose decreases about 10℃.

同未经喷雾造粒的粉料相比，喷雾造粒SiC粉料的松装密度提高了30-50％，休止角降低了10℃左右。

Cold Water Powders These are synthetic detergent powders that work efficiently in cold water.

冷水粉末这些是合成的洗涤粉。它们在冷水里的效率高。

Cold Water Powders 冷水粉 These are synthetic detergent powders that work efficiently in cold water.

水温增加后，这些粉末容易失去活性。

The tailorable biodegradation of calcium phosphates composite powders can be effectively improved with the composite powders containing nanostructured clusters, in which the different phases exist in uniformly.

按生物环境下磷酸钙实际降解过程的要求，不同晶相的晶粒应形成一个纳米结构化的团簇（即在几百纳米范围内各相均匀分布的纳米晶粒团聚体），这样才能有效地发挥出复相调节生物降解速率的效能。

In comparison with the conventional method of coating on the tool surface, carbide powders were coated with boehmite sol when dispersed in the mixture of boehmite sol and ethanol. The coated powders were then dried, separated, and hot-pressed. The sol preparation techniques were optimized in experiments and the property of the sol was studied at the same time.

本文从提高硬质合金刀具的耐磨性、探索新型刀具涂层方法入手，突破了在刀具表面进行涂层的传统方法，提出了用溶胶－凝胶法在硬质合金碳化物粉末表面涂覆一薄层氧化铝陶瓷制成复合粉末，然后热压制备刀具材料的新方法，开发成功一类新型的陶瓷涂层硬质合金复合刀具材料。

H.C. Starck produces an assortment of refractory metal powders that is unique the world over, In addition to metal powders, semi-finished and finished molybdenum, tungsten, tantalum, niobium, titanium, zirconium and nickel products and their alloys are manufactured.H.C.

H.C。 Starck是全世界独占鳌头的生产一系列各种各样难熔金属粉末的生产商。除了生产金属粉末外， H.C。 Starck也生产钼、钨、铌、钛、锆、镍等的半成品和成品加工件以及它们的合金。H.C。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。